Largest banks and credit unions in Maine by assets
| Name | City | Type | Total assets ($) |
|---|---|---|---|
| Bangor Savings Bank | Bangor | Bank | 7,739,717,000 |
| The Camden National Bank | Camden | Bank | 6,940,603,000 |
| Northeast Bank | Portland | Bank | 5,227,725,000 |
| Bar Harbor Bank & Trust | Bar Harbor | Bank | 4,734,427,000 |
| First National Bank | Damariscotta | Bank | 3,180,486,000 |
| Maine Community Bank | Portland | Bank | 2,983,602,000 |
| Machias Savings Bank | Machias | Bank | 2,671,397,000 |
| Kennebunk Savings Bank | Kennebunk | Bank | 2,172,557,000 |
| Norway Savings Bank | Norway | Bank | 2,155,525,000 |
| Kennebec Savings Bank | Augusta | Bank | 1,871,320,000 |
| Androscoggin Savings Bank | Lewiston | Bank | 1,764,177,000 |
| Bath Savings Institution | Bath | Bank | 1,503,065,000 |
| Saco & Biddeford Savings Institution | Saco | Bank | 1,471,276,000 |
| Katahdin Trust Company | Patten | Bank | 1,158,202,000 |
| Atlantic Regional | South Portland | Credit union | 1,135,429,157 |
| Partners Bank of New England | Sanford | Bank | 1,087,056,000 |
| Maine Savings | Hampden | Credit union | 858,100,471 |
| Skowhegan Savings Bank | Skowhegan | Bank | 855,010,000 |
| Maine State | Augusta | Credit union | 805,906,272 |
| Franklin Savings Bank | Farmington | Bank | 786,863,000 |
| Evergreen | Portland | Credit union | 644,521,211 |
| Town & Country | South Portland | Credit union | 621,202,378 |
| University | Orono | Credit union | 538,454,521 |
| The County | Presque Isle | Credit union | 529,820,981 |
| Dirigo | Lewiston | Credit union | 498,209,961 |
The full list includes every bank or credit union in Maine with street address, ZIP and phone number, plus every other state.
Maine cities with the most banks and credit unions
- Lewiston: 7
- Augusta: 6
- Portland: 6
- South Portland: 4
- Bath: 3
- Bangor: 2
- Bar Harbor: 2
- Saco: 2
- Waterville: 2
- Auburn: 1
Charter types in Maine
- Federal credit union: 36
- State credit union: 12
- State savings bank: 11
- Federal savings bank: 3
- State bank (not Fed member): 3
- State savings and loan: 2
- National bank: 2
- State bank (Fed member): 1
Where does this data come from?
FDIC BankFind institution data (October 2026) and NCUA credit union call report data (June 30, 2026). Banks list their website and credit unions list their main office phone. Phone numbers are main lines published by the government. No personal names or personal contact details are included.